Dorma RTS Series User manual

1 of 2
INS NO. Rev.
08280311 12/08
PAGE
www.dorma-usa.com 1-800-523-8483
RTS SERIES PACKAGES 07 THRU 22
END LOAD ALUMINUM DOOR AND FRAME
1. PREPARE FRAME AND INSTALL CLOSER
No. 8-32 pan head machine screws. Fasten
Prepare header 1 and side jamb 2
according to template. Fasten mounting
bracket 3 to side jamb with three
header with lock washers and nuts. Fasten
header to side jamb with two No. 10-32
flat head machine screws. Fasten two
1/4-20 flat head machine screws 4 to
out of opening.
angle bracket 5 to closer 6 with two
hex head machine screws and flat washers.
Install two fillister head machine
screws 7 into mounting tabs on closer,
bracket with two remaining 1/4-20 nuts and
Install closer into header by inserting
mounting tabs into mounting bracket 3 , then
raise end of closer with angle bracket 5
onto the two 1/4-20 screws 4 . Fasten angle
head machine screws 7 SECURELY.
lock washers 8 . Tighten the two fillister
screws provided.
Install cover plate 9 by sliding tab into
frame and fasten opposite end to mounting
bracket with two No. 8-32 flat head machine
Prepare top of door according to template.
2. PREPARE TOP OF DOOR AND INSTALL ARM
positioning pin in hole prepared in door
Install the two 1/4-20 hex head arm
adjustment screws 10 into closer arm 11 .
Align closer arm in door channel placing
Turn both 1/4-20 hex head alignment
channel. Keep closer arm centered in door.
screws and flat washers 12 .
screws 10 counterclockwise until they are
wedged against door channel. Tighten arm
into place with two 1/4-20 pan head machine
3. PREPARE BOTTOM OF DOOR AND INSTALL PIVOT
Prepare bottom of door according to template.
8852 FLOOR PIVOT (7/8" WEB DEPTH)
8853 FLOOR PIVOT (1-9/16" WEB DEPTH)
Fasten door portion of bottom pivot 13 with
Prepare floor according to template. Fasten
three 1/4-20 pan head machine screws 14 .
wood screws and plastic anchors.
lower portion 15 with two No. 14 flat head
Fasten door portion with two 1/4-20 pan head
8855 THRESHOLD PIVOT (7/8" WEB DEPTH)
Prepare bottom of door according to template.
Fasten door portion of bottom pivot with three
1/4-20 pan head machine screws. Prepare
threshold according to template. Fasten lower
portion with jamb nut.
8857 THRESHOLD PIVOT (1-9/16" WEB DEPTH)
Prepare bottom of door according to template.
remove spacer washers in mounting tabs.
machine screws. Prepare threshold according
to template. Fasten lower portion with two
No. 14 flat head wood screws and plastic
anchors.
Place bearing 16 onto bottom portion of
pivot. IMPORTANT: To fit bearing correctly,
the enclosed side showing the nomenclature of
the bearing must face down.
4. INSTALL DOOR
HOLD OPEN CLOSER - With a large adjustable
wrench, turn closer spindle to hold open
position (90° or 105°).
NON-HOLD OPEN CLOSER - Completely close
valves "A" and "B" by turning clockwise.
With a large adjustable wrench, turn
closer spindle to approximately 90° .
Position door at angle that coincides with
the closer spindle. Align top of door with
closer spindle and bottom of door with pivot.
Slide top and bottom of door into position
SIMULTANEOUSLY. Fasten clamping block 17
to arm 11 with 5/16-18 socket head cap
screws 18 . Alternate fastening screws
when tightening clamping block 17 .
TIGHTEN SECURELY.
5. ADJUST CLOSING SPEED
Valve "A" - Controls closing speed from
maximum opening angle to 0° . Clockwise
turns decrease closing speed, counter-
clockwise turns increase closing speed.
Valve "B" - Increases closing speed from
maximum opening angle to 20° , turn valve
counterclockwise.
6. DOOR ALIGNMENT
Double Acting - Center door in frame by
loosening two 1/4-20 pan screws 12 and
adjusting the two 1/4-20 hex head alignment
screws 10 as required. Retighten pan
head screws 12 SECURELY.
Single Acting - To insure that door closes
tightly against stop, adjust top arm as
follows. Loosen the two 1/4-20 pan head
screws 12 , adjust arm fully in the
direction of door swing. Retighten 1/4-20
pan head screws 12 SECURELY.
7. CLEARANCE ADJUSTMENTS (IF REQUIRED)
If clearance differs from those shown on
template, adjust in the following manner.
Loosen clamping block screws 18 . Height
adjustment is made by turning adjustment nut
on lower portion of pivot clockwise to raise
and counterclockwise to lower door.
ADJUSTMENT RANGES - REFERENCE TEMPLATE.
Retighten clamping block screws 18 .
8. DOOR REMOVAL
For closers with hold open feature, place
door in hold open position. For non-hold
open closers, open door to approximately
90° . Completely close valves "A" and "B"
turning clockwise. Remove clamping
block 17 from top arm 11 . With
screwdriver, depress retaining clip on
door portion of bottom pivot. Slide door
make approximately three turns.
NOTE: For RTS 88 models only - do not
INSPK NO. 08280310 Rev.12/08
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08280311 2 of 2 12/08
INS NO. PAGE Rev.
15 8852
8853 8855 8857
16
14
13
"A"
"B"
VALVE "A"
12
10
2
7
3
VALVE "B"
11
17
18 9
68
5
14
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